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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG839684881

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG839684881

Diamond specifications and retailer prices

From HK$8,434 HKD
$1,075 USD
As of October 29, 2026
Save HK$25,741 HKD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$34,175 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839684881 or 839684881. Listed at 16 retailers as of October 29, 2026, with prices from HK$8,434 to HK$34,175, a HK$25,741 spread on the same certified stone. Taylor and Hart lists it at HK$34,175. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684881
Dimensions7.44 × 7.22 × 4.58 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.44 mm7.22 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684881
Side View
Table 51.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: LargeDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$14,170 HKD|Low: HK$8,097 HKD|High: HK$34,175 HKD|Avg: HK$18,309 HKD|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
October 31, 2026
Retailer 10HK$8,434 HKD
Retailer 9HK$9,172 HKD
Retailer 11HK$9,784 HKD
Retailer 12HK$9,784 HKD
Retailer 14HK$10,906 HKD
Retailer 6HK$11,110 HKD
Retailer 5HK$13,259 HKD
Retailer 1HK$14,170 HKD
Retailer 7HK$16,727 HKD
Retailer 13HK$18,335 HKD
Retailer 3HK$19,842 HKD
Retailer 2HK$26,307 HKD
Retailer 15HK$27,022 HKD
Retailer 4HK$31,267 HKD
Retailer 8HK$33,350 HKD
Taylor and HartHK$34,175 HKD

27 data points across 16 retailers

16 retailersHK$8,434 HKD to HK$34,175 HKD

A
Cheapest Retailer
-
HK$8,434 HKD
$1,075 USD
A
Retailer 2
-
HK$9,172 HKD
$1,169 USD
View
A
Retailer 3
-
HK$9,784 HKD
$1,247 USD
View
Retailer 4
-
HK$9,784 HKD
$1,247 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
HK$10,906 HKD
$1,390 USD
View
A
Retailer 6
-
HK$11,110 HKD
$1,416 USD
View
Final sale: no returns
A
Retailer 7
-
HK$13,259 HKD
$1,690 USD
View
B+
Retailer 8
-
HK$14,170 HKD
£1,422 GBP
View
B+
Retailer 9
-
HK$16,727 HKD
$2,132 USD
View
B+
Retailer 10
-
HK$18,335 HKD
$2,337 USD
View
B+
Retailer 11
-
HK$19,842 HKD
$2,529 USD
View
B
Retailer 12
-
HK$26,307 HKD
$3,353 USD
View
B
Retailer 13
-
HK$27,022 HKD
£2,712 GBP
View
B
Retailer 14
-
HK$31,267 HKD
$3,985 USD
View
B
Retailer 15
-
HK$33,350 HKD
£3,347 GBP
View
Most Expensive
B
Taylor and Hart
Y1B2QXB · Oct 30
HK$34,175 HKD
$4,356 USD
View
15 more retailers have this diamond
Prices start from HK$8,434 HKDSave up to HK$25,741 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.83ct Cushion
HK$8,434 HKD